Home / 1,232,143.20-1,848,490.20-433,450.80

Finding the Fourth Proportional to 1,232,143.20, 1,848,490.20 and 433,450.80

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Solution

The fourth proportional to 1,232,143.20, 1,848,490.20 and 433,450.80 is: 650,273.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,143.20 : 1,848,490.20 = 433,450.80 : x
  2. Step 2: Convert to fraction form
    1,232,143.20/1,848,490.20 = 433,450.80/x
  3. Step 3: Cross multiply
    1,232,143.20x = 1,848,490.20 × 433,450.80
  4. Step 4: Simplify right side
    1,232,143.20x = 801,229,555,982.16
  5. Step 5: Solve for x
    x = 801,229,555,982.16/1,232,143.20
  6. Step 6: Final answer
    x = 650,273.08

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.